<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Body 内的 CSS</title>
        <script>
          document.addEventListener('DOMContentLoaded', () => {
            var p = document.querySelector('p')
      
            console.log(p)
          })
        </script>
    </head>

    <body>
        <p>hello</p>
        <link rel="stylesheet" href="./static/style.css?sleep=3000">
        <p>world</p>
    </body>
</html>